Practice Free 400-007 Exam Online Questions
An organization is looking to perform a major overhaul on their data center storage infrastructure with a focus on high availability and fault tolerance.
Which approach will accomplish this?
- A . Implementing a single storage array with RAID 0 configuration for maximum storage capacity.
- B . Using a clustered storage setup with active-active controllers for load balancing.
- C . Utilizing a distributed storage system with multiple geographically dispersed nodes
- D . Deploying a storage virtualization solution to aggregate multiple storage devices
The Layer 3 control plane is the intelligence over the network that steers traffic toward its intended destination.
Which two techniques can be used in service provider-style networks to offer a more dynamic, flexible, controlled, and secure control plane design? (Choose two.)
- A . access control lists
- B . firewalls
- C . QoS policy propagation with BGP
- D . remote black-holing trigger
- E . prefix lists
The network designer needs to use GLOP IP addresses in order to make them unique within their ASN.
Which multicast address range should be used?
- A . 232.0.0.0 to 232 255.255.255
- B . H233.0.0 0 to 233.255.255 255
- C . 239000 to 239255255.255
- D . 224000 to 2240.0 255
A rapidly growing e-commerce business with a global customer base needs a robust network design that can support their business-critical operations and ensure low-latency access for their customers around the globe. The IT team is considering different solutions to meet their requirements.
Which network design is suitable for these needs?
- A . Rely on a peer-to-peer network architecture to distribute the workload among customer devices.
- B . Implement a fully on-premises network infrastructure with dedicated servers in different geographic locations.
- C . Utilize a public cloud provider to provide hosting for web servers and databases.
- D . Adopt a hybrid cloud approach, using a mix of public cloud services and private on-premises servers.
Even with two different device platforms that support NETCONF or any other common transport method it does not mean they are compatible from a tooling and/or a developer’s perspective.
What is required to get the compatibility?
- A . Both devices must use a common data modeling language
- B . Both devices should have vendor-specific interoperability
- C . Both devices must use the same versions of NETCONF
- D . Both devices must support the same NETCONF features
Company XYZ has 30 sites running a legacy private WAN architecture that connects to the Internet via multiple high- speed connections.
The company is now redesigning their network and must comply with these design requirements:
✑ Use a private WAN strategy that allows the sites to connect to each other directly and caters for future expansion.
✑ Use the Internet as the underlay for the private WAN.
✑ Securely transfer the corporate data over the private WAN.
Which two technologies should be Incorporated into the design of this network? (Choose two.)
- A . S-VTI
- B . IPsec
- C . DMVPN
- D . GET VPN
- E . PPTP
A large defense organization is planning their cloud migration journey, but they have high data sovereignty concerns, major regulation or compliance requirements, and very restrictive SLAs.
Which cloud architecture model can be adopted?
- A . public cloud
- B . hybrid cloud
- C . private cloud
- D . PaaS
- E . laaS
Which two points must network designers consider when designing a new network design or when evaluating an existing network design to help them understand the high-level design direction with regards to the security aspects? (Choose two)
- A . Consider Business objectives and goals
- B . Consider organization’s security policy standards
- C . Consider for only multi-site networks
- D . Consider for only new network technologies and components
The PaaS model provides customers with a virtualized application development platform without the need for them to furnish hardware or system administration using in-house resources. All necessary infrastructure components and application development services are provided and managed by the cloud service provider.
Which limitation should be considered when selecting PaaS model?
- A . loss of customer control
- B . limited customization options
- C . potential network latency
- D . compatibility with existing development environments
An architect prepares a network design for a startup company. The design must be able to meet business requirements while the business grows and divests due to rapidly changing markets.
What is the highest priority in this design?
- A . The network should be hierarchical
- B . The network should be modular.
- C . The network should be scalable.
- D . The network should have a dedicated core.